Home / 6,403.23-8,835.83-4,725.54

Finding the Fourth Proportional to 6,403.23, 8,835.83 and 4,725.54

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Solution

The fourth proportional to 6,403.23, 8,835.83 and 4,725.54 is: 6,520.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,403.23 : 8,835.83 = 4,725.54 : x
  2. Step 2: Convert to fraction form
    6,403.23/8,835.83 = 4,725.54/x
  3. Step 3: Cross multiply
    6,403.23x = 8,835.83 × 4,725.54
  4. Step 4: Simplify right side
    6,403.23x = 41,754,044.47
  5. Step 5: Solve for x
    x = 41,754,044.47/6,403.23
  6. Step 6: Final answer
    x = 6,520.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.